Upgrade Oracle Apex from 5.1.x to 18.1

Oracle has released the latest version of Apex and keeping in line with their naming convention Apex has jumped from version 5.1.4 to 18.1 . The new version of Apex has many exciting new features, you can read about them all here Setup : Apex Version : Oracle Apex 5.1.4 Webserver : ORDS Running on Apache Tomcat 9 DB Version : Oracle 12.2 with January 2018 Patchset

5. Copy images from Apex image directory and Restart your Webserver, in my case I have Tomcat, else you will get below error after you access your Web URL for Apex “There is a problem with your environment because the Application Express files are not up-to-date! The files for version 5.1.4.00.08 have been loaded, but 18.1.0.00.45 is expected. Please verify that you have copied the images directory to your application server as instructed in the Installation Guide.” As tomcat user